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https://github.com/dingusdev/dingusppc.git
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64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-23 divingkatae and maximum
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/** @file Base class for ATAPI devices. */
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#ifndef ATAPI_BASE_DEVICE_H
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#define ATAPI_BASE_DEVICE_H
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#include <devices/common/ata/atabasedevice.h>
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#include <devices/common/ata/atadefs.h>
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#include <cinttypes>
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#include <string>
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class AtapiBaseDevice : public AtaBaseDevice
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{
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public:
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AtapiBaseDevice(const std::string name);
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~AtapiBaseDevice() = default;
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void device_set_signature() override;
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uint16_t read(const uint8_t reg_addr) override;
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void write(const uint8_t reg_addr, const uint16_t value) override;
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// methods to be implemented in the particular device
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int perform_command() override;
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virtual void perform_packet_command() = 0;
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virtual int request_data() = 0;
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virtual bool data_available() = 0;
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// methods with default implementation
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virtual void data_out_phase();
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virtual void signal_data_ready();
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virtual void present_status();
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protected:
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uint8_t r_int_reason;
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uint16_t r_byte_count;
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bool status_expected = false;
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uint8_t cmd_pkt[12] = {};
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};
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#endif // ATAPI_BASE_DEVICE_H
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